<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>网上书城</title>
  <link rel="stylesheet" href="css/bookstore.css" />
</head>
<body>
<center>
  <br><h1>欢迎访问</h1>
  <br>
  <div>
    <form action="./login" method="post" style="bookstore.css">
      用户：<input type="text" name = "user"><br><br>
      密码：<input type="password" name = "pass"><br><br>
      验证码：<input type="text" name = "code"><br><br>
      <img src="./captcha"><br><br>
      <input type="submit" name = "登录系统"><br><br>
    </form>
  </div>

</center>

</body>
</html>